Table 2 Infant characteristics

Birth

N

79

45

--

Female/Male

43/36

22/23

0.55

Gestational age (wks)

39.6 ± 0.9

38.9 ± 0.6

<0.0001

Vaginal/C-section Delivery

55/24

31/14

0.93

Weight (kg)

3.4 ± 0.4

3.7 ± 0.6

0.024

Length (cm)

50.1 ± 2.0

49.9 ± 3.0

0.66

Sum of skinfolds (mm)

20.5 ± 4.6

21.6 ± 5.5

0.27

Cord leptin (ng/ml)

9.5 ± 9.9

20.1 ± 14.9

<0.0001

Cord HMWA (ug/ml)

18.2 ± 7.9

16.0 ± 10.4

0.24

Cord PEDF (ug/ml)

3.8 ± 1.4

3.9 ± 1.6

0.78

Cord C-peptide (ng/ml)

0.8 ± 0.5

0.8 ± 0.6

0.91

1-month

N

53

36

Female/Male

29/24

18/18

0.66

Age at testing (d)

35 ± 5

34 ± 5

0.27

Weight (kg)

4.5 ± 0.5

4.7 ± 0.7

0.14

Length (cm)

53.9 ± 2.4

54.1 ± 2.3

0.73

Sum of skinfolds (mm)

37.4 ± 5.8

38.4 ± 8.2

0.54

Total fat by DXA (%)

24.1 ± 3.1

25.1 ± 2.7

0.12

Trunk fat by DXA (%)

17.0 ± 3.5

17.7 ± 3.1

0.34

Limb fat by DXA (%)

38.1 ± 4.9

39.6 ± 4.0

0.13

Change from birth to 1-month

delta Weight (kg)

1.0 ± 0.4

1.0 ± 0.5

0.75

delta Sum of skinfolds (mm)

16.2 ± 6.1

16.6 ± 6.9

0.79